This salinity (salt) refractometer shows the concentration (percentage) of dissolved salt in water with 2 to 3 drops of a sample. The R9600 can be used to verify and measure salt concentrations in aquariums, holding tanks and breeding ponds.

The Model BC350R is the best 3" dial bottom or lower connected thermometer for heavy duty applications. The unique stem groove to identify the min. immersion for accurate reading. Glass window that is fully gasketed.

Large Display pH Pen, 0.01 Resolution

Manufacturer: RPI, Corp.
Brand: RPI

Highly stable and accurate readings with a large LCD display. Designed for simple one-hand operation. Automatically calibrates to pH 4, 7, 10 buffers and can be adjusted to recognize non-standard buffers as well. Features hold function, and auto power off with low battery indicator. The case is IP65 waterproof, and will float if accidentally dropped into the water. Comes with 4 button-cell batteries and a built-in electrode kept moist with a protective cap.

Taking temperature measurements has never been easier-just point the thermometer at your target and push one button! The Digi-Sense infrared Stick thermometer is ideal for use in the home, office, field, or lab-anywhere you need to quickly and accurately measure surface temperatures. The Digi-Sense infrared Stick thermometer features a IP-54 water- and dust-resistant rating, distance-to-sight ratio of 8:1, temperature range of 0 to 575Â°F (-18 to 302Â°C) and Â±2% basic accuracy. Other features include automatic data Hold, Â°F/Â°C selectable units, fixed emissivity, backlit display, and auto power-off. Digi-Sense infrared thermometers come pre-calibrated, saving you hundreds of dollars and extra waiting time to calibrate separately. What's Included: NIST-traceable certificate, layard and one 9 V battery. Unique ergonomic stick-style design fits comfortably in your hand Includes NIST-traceable certificate with data and uncertainties Water- and dust-resistant IP54 rating Laser sighting to pinpoint the center of the measurement area Safely and easily locate hot and cold spots, preventing problems and saving costs